Streamlined choker necklace in sterling, copper and brass made by Los Castillo who takes credit for initiating work with married metals.
Substantial weight; well hinged links. Measures approximately 16" in circumference (can't be more precise because of the curve of the necklace) and 7/16" wide. Excellent condition.

Two pairs of screwback earrings by Margot de Taxco; circa 1950.
Left pair - Typical of the curvilinear designs with balls often employed by Margot. 1 3/8" long and 5/16" wide.
Right - Very deco looking design in black and white enamel. 1 1/4" long.Both in excellent condition.

Strongly designed, bracelet by Emma who worked in Taxco in the 1950's. Pre-Columbian birds alternate with panels of raised dots in this very heavy weight bracelet. Measures 1 1/8" wide and approximately 7 1/2" long. Safety chain makes it impossible to measure more precisely. Placement of safety chain inhibits putting the bracelet on and taking it off. One jump ring can easily be moved to give greater flexibility. Excellent condition.

Heavy weight X's bracelet by the late Mexican designer Emma. Well made with lots of heft. Striking design. Measures approximately 7 1/2" without clasp; safety chain makes it difficult to be more precise; 1" wide. Excellent condition; circa 1950.